/**
 * Copyright (C) 2012 Oleg Anastassov <o.anastasov@gmail.com>
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package kz.kstu.ent.desktop.ui.dialog.card;

import kz.kstu.ent.business.entity.ResultSheet;

import java.util.ArrayList;
import java.util.List;

/**
 * Date: 01.09.12
 * Time: 14:28
 *
 * @author Oleg Anastassov
 */
public class ResultSheetHelper {

    public Integer getSumAll(ResultSheet rs) {
        return rs.getMath() + rs.getKazakh() + rs.getRussian()
                + rs.getKazakhHistory() + rs.getSubjectResult();
    }

    public Integer getSumWithoutKaz(ResultSheet rs) {
        return getSumAll(rs) - rs.getKazakh();
    }

    public Double getAverage(List<ResultSheet> sheets) {
        double average = 0.0;
        for (ResultSheet rs : sheets) {
            average += getSumAll(rs);
        }
        return average / sheets.size();
    }

    public Double getAverageMark(List<Integer> numbers) {
        double average = 0.0;
        for (Integer number:numbers) {
            average += number;
        }
        return average / numbers.size();
    }

    public Double getAverageMath(List<ResultSheet> sheets) {
        List<Integer> mathMarks = new ArrayList<Integer>();
        for (ResultSheet rs : sheets) {
            mathMarks.add(rs.getMath());
        }
        return getAverageMark(mathMarks);
    }

    public Double getAverageRussian(List<ResultSheet> sheets) {
        List<Integer> mathMarks = new ArrayList<Integer>();
        for (ResultSheet rs : sheets) {
            mathMarks.add(rs.getRussian());
        }
        return getAverageMark(mathMarks);
    }

    public Double getAverageKazakh(List<ResultSheet> sheets) {
        List<Integer> mathMarks = new ArrayList<Integer>();
        for (ResultSheet rs : sheets) {
            mathMarks.add(rs.getKazakh());
        }
        return getAverageMark(mathMarks);
    }

    public Double getAverageKazakhHistory(List<ResultSheet> sheets) {
        List<Integer> mathMarks = new ArrayList<Integer>();
        for (ResultSheet rs : sheets) {
            mathMarks.add(rs.getKazakhHistory());
        }
        return getAverageMark(mathMarks);
    }

}
